Home / 10,957.66-16,439.96-3,932.86

Finding the Fourth Proportional to 10,957.66, 16,439.96 and 3,932.86

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Solution

The fourth proportional to 10,957.66, 16,439.96 and 3,932.86 is: 5,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.66 : 16,439.96 = 3,932.86 : x
  2. Step 2: Convert to fraction form
    10,957.66/16,439.96 = 3,932.86/x
  3. Step 3: Cross multiply
    10,957.66x = 16,439.96 × 3,932.86
  4. Step 4: Simplify right side
    10,957.66x = 64,656,061.09
  5. Step 5: Solve for x
    x = 64,656,061.09/10,957.66
  6. Step 6: Final answer
    x = 5,900.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.